Input a CLLI:

Tip: A Partial CLLI can be entered, but must contain a minimum of the first 6 characters. I.E. 'DLLSTX'

If you were a paid member, you could be loading this into any version of Excel or Access (or any other software that understands CSV) right now for less than you paid for your breakfast or lunch today. If you are a member please login to access this and other functionality.
npa-nxxStateCompanyOCNRate CenterCLLIAssign DateMisc
805-460CAPACIFIC BELL (AT&T)9740ATASCADEROATSCCA11DS000/00/0000Prefix Type: RBOC
Switch Name: ATASCADERO
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: San Luis Obispo CA (740)
Tandem: N/A
Detailed Switch Info
Thousands block for 805-460
805-460-0CAPACIFIC BELL (AT&T)9740ATASCADEROATSCCA11DS0N/APrefix Type: RBOC
Switch Name: ATASCADERO
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: San Luis Obispo CA (740)
Tandem: N/A
Detailed Switch Info
805-460-1CAPACIFIC BELL (AT&T)9740ATASCADEROATSCCA11DS0N/APrefix Type: RBOC
Switch Name: ATASCADERO
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: San Luis Obispo CA (740)
Tandem: N/A
Detailed Switch Info
805-460-2CAPACIFIC BELL (AT&T)9740ATASCADEROATSCCA11DS0N/APrefix Type: RBOC
Switch Name: ATASCADERO
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: San Luis Obispo CA (740)
Tandem: N/A
Detailed Switch Info
805-460-9CAPACIFIC BELL (AT&T)9740ATASCADEROATSCCA11DS0N/APrefix Type: RBOC
Switch Name: ATASCADERO
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: San Luis Obispo CA (740)
Tandem: N/A
Detailed Switch Info
805-461CAPACIFIC BELL (AT&T)9740ATASCADEROATSCCA11DS000/00/0000Prefix Type: RBOC
Switch Name: ATASCADERO
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: San Luis Obispo CA (740)
Tandem: N/A
Detailed Switch Info
Thousands block for 805-461
805-461-0CAPACIFIC BELL (AT&T)9740ATASCADEROATSCCA11DS0N/APrefix Type: RBOC
Switch Name: ATASCADERO
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: San Luis Obispo CA (740)
Tandem: N/A
Detailed Switch Info
805-461-1CAPACIFIC BELL (AT&T)9740ATASCADEROATSCCA11DS0N/APrefix Type: RBOC
Switch Name: ATASCADERO
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: San Luis Obispo CA (740)
Tandem: N/A
Detailed Switch Info
805-461-3CAPACIFIC BELL (AT&T)9740ATASCADEROATSCCA11DS0N/APrefix Type: RBOC
Switch Name: ATASCADERO
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: San Luis Obispo CA (740)
Tandem: N/A
Detailed Switch Info
805-461-4CAPACIFIC BELL (AT&T)9740ATASCADEROATSCCA11DS0N/APrefix Type: RBOC
Switch Name: ATASCADERO
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: San Luis Obispo CA (740)
Tandem: N/A
Detailed Switch Info
805-461-5CAPACIFIC BELL (AT&T)9740ATASCADEROATSCCA11DS0N/APrefix Type: RBOC
Switch Name: ATASCADERO
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: San Luis Obispo CA (740)
Tandem: N/A
Detailed Switch Info
805-461-6CAPACIFIC BELL (AT&T)9740ATASCADEROATSCCA11DS0N/APrefix Type: RBOC
Switch Name: ATASCADERO
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: San Luis Obispo CA (740)
Tandem: N/A
Detailed Switch Info
805-461-7CAPACIFIC BELL (AT&T)9740ATASCADEROATSCCA11DS0N/APrefix Type: RBOC
Switch Name: ATASCADERO
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: San Luis Obispo CA (740)
Tandem: N/A
Detailed Switch Info
805-461-8CATERRA NOVA TELECOM INC.145JATASCADEROATSCCA11DS012/08/2020Prefix Type: IPES
Switch Name: ATASCADERO
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: San Luis Obispo CA (740)
Tandem: N/A
Detailed Switch Info
805-461-9CAPACIFIC BELL (AT&T)9740ATASCADEROATSCCA11DS0N/APrefix Type: RBOC
Switch Name: ATASCADERO
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: San Luis Obispo CA (740)
Tandem: N/A
Detailed Switch Info
805-462CAPACIFIC BELL (AT&T)9740ATASCADEROATSCCA11DS000/00/0000Prefix Type: RBOC
Switch Name: ATASCADERO
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: San Luis Obispo CA (740)
Tandem: N/A
Detailed Switch Info
Thousands block for 805-462
805-462-0CAPACIFIC BELL (AT&T)9740ATASCADEROATSCCA11DS0N/APrefix Type: RBOC
Switch Name: ATASCADERO
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: San Luis Obispo CA (740)
Tandem: N/A
Detailed Switch Info
805-462-1CAPACIFIC BELL (AT&T)9740ATASCADEROATSCCA11DS0N/APrefix Type: RBOC
Switch Name: ATASCADERO
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: San Luis Obispo CA (740)
Tandem: N/A
Detailed Switch Info
805-462-2CAPACIFIC BELL (AT&T)9740ATASCADEROATSCCA11DS0N/APrefix Type: RBOC
Switch Name: ATASCADERO
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: San Luis Obispo CA (740)
Tandem: N/A
Detailed Switch Info
805-462-3CAPACIFIC BELL (AT&T)9740ATASCADEROATSCCA11DS0N/APrefix Type: RBOC
Switch Name: ATASCADERO
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: San Luis Obispo CA (740)
Tandem: N/A
Detailed Switch Info
805-462-4CAPACIFIC BELL (AT&T)9740ATASCADEROATSCCA11DS0N/APrefix Type: RBOC
Switch Name: ATASCADERO
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: San Luis Obispo CA (740)
Tandem: N/A
Detailed Switch Info
805-462-5CAPACIFIC BELL (AT&T)9740ATASCADEROATSCCA11DS0N/APrefix Type: RBOC
Switch Name: ATASCADERO
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: San Luis Obispo CA (740)
Tandem: N/A
Detailed Switch Info
805-462-6CAPACIFIC BELL (AT&T)9740ATASCADEROATSCCA11DS0N/APrefix Type: RBOC
Switch Name: ATASCADERO
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: San Luis Obispo CA (740)
Tandem: N/A
Detailed Switch Info
805-462-8CAPACIFIC BELL (AT&T)9740ATASCADEROATSCCA11DS0N/APrefix Type: RBOC
Switch Name: ATASCADERO
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: San Luis Obispo CA (740)
Tandem: N/A
Detailed Switch Info
805-462-9CAPACIFIC BELL (AT&T)9740ATASCADEROATSCCA11DS0N/APrefix Type: RBOC
Switch Name: ATASCADERO
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: San Luis Obispo CA (740)
Tandem: N/A
Detailed Switch Info
805-464CAPACIFIC BELL (AT&T)9740ATASCADEROATSCCA11DS000/00/0000Prefix Type: RBOC
Switch Name: ATASCADERO
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: San Luis Obispo CA (740)
Tandem: N/A
Detailed Switch Info
Thousands block for 805-464
805-464-0CAPACIFIC BELL (AT&T)9740ATASCADEROATSCCA11DS0N/APrefix Type: RBOC
Switch Name: ATASCADERO
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: San Luis Obispo CA (740)
Tandem: N/A
Detailed Switch Info
805-466CAPACIFIC BELL (AT&T)9740ATASCADEROATSCCA11DS000/00/0000Prefix Type: RBOC
Switch Name: ATASCADERO
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: San Luis Obispo CA (740)
Tandem: N/A
Detailed Switch Info